11/12/2017

Additive manufacturing, explained

Additive manufacturing is the process of creating an object by building it one layer at a time. It is the opposite of subtractive manufacturing, in which an object is created by cutting away at a solid block of material until ...

Snatching at the cradle of life

Silence of the WA outback key in detecting low-frequency radio waves and, maybe, the precursors of life itself.

The secret life of island animals

Islands are places of myth and wonder that have fascinated people for centuries. They're also places to find odd versions of some familiar animals.

Why doesn't Venus have a magnetosphere?

For many reasons, Venus is sometimes referred to as "Earth's twin" (or "sister planet," depending on who you ask). Like Earth, it is terrestrial (i.e. rocky) in nature, composed of silicate minerals and metals that are differentiated ...

How divesting of fossil fuels could help save the planet

Recently, a number of institutional investors, including Caisse de dépôt et placement du Québec in Canada and Norway's sovereign wealth fund, announced their intent to reduce their exposure in investments linked to fossil ...

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